Seudónimo
Seudónimo
21-10-2016
Mathematics
contestada
List the part ail products of 42×28
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emma54431
emma54431
21-10-2016
The partial products are: 42 x 28 = (40 + 2) x (20 + 8) = 40 x 20 + 40 x 8 + 2 x 20 + 2 x 8
= 800 + 320 + 40 + 16
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